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Rapid:
Individual Calculations December 2021 |
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| Dantas, Isaac Pereira Total change: -34.60 | |   |
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| 4a Etapa do Circuito Potiguar de Xadrez RPD | Natal RN | BRA | 2021-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 1645 | 0.00 | 3 | -1.00 | 20 | -20.00 | |
|  Jordao Barbosa, Marcio | | | 2027 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Bezerra, Flavio Rodrigo Costa | | | 2054 | BRA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Santos, Joao Vitor Rodrigues | | | 1369 | BRA | 0.00 | 1 | -0.83 | 20 | -16.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Campeonato Potiguar RPD 2021 etapa 5 CPX | Natal RN | BRA | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1645 | 2.50 | 5 | -0.73 | 20 | -14.60 | |
| | Santos, Joao Vitor Rodrigues | | | 1369 | BRA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Da Silva, Cibele Florencio | | | 1396 | BRA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Da Silva Neto, Emanuel Tavares | | | 1571 | BRA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Pinheiro, Ariana Hayelly Maciel | | | 1271 | BRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Macedo, Maximo Valerio | f | | 2027 | BRA | 0.00 | 1 | -0.09 | 20 | -1.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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